@article{AL_2021_60_2_a7,
     author = {D. V. Churikov},
     title = {Structure of $k$-closures of finite nilpotent permutation groups},
     journal = {Algebra i logika},
     pages = {231--239},
     publisher = {mathdoc},
     volume = {60},
     number = {2},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2021_60_2_a7/}
}